In order to access the compareONE service, please follow the steps below:

1. Go to http://www.cosmo-one.gr/en/
2. Click on the tab “LOGIN”.
3. Click the “LOGIN” link under “Marketsite” and select the button "LOGIN" on the next screen.
4. Fill in your credentials in order to log in.
5. After logging in, please select the link “sourceONE” and you will be redirected to the sourceONE application home page.
6. In order to have access to RFx, click on the green letters of the option compareONE.
7. After that on the new screen, select from the menu ENGINE -> Public Calls -> Open to find the RFx. Alternatively, you may find the RFx from the menu ENGINE -> Invitations-> Open, depending on the creator's options. The new screen that appears is referring to Public Received RFx Open (or Received RFx Open, depending on the selected menu).
8. Search the RFx through the filters from the option [show/hide filters]. In case you know the RFx/tender number use the 'Title' filter for search and when you find it, check the closure date and time. Access the RFx by clicking on the title (green letters).
9. Download the documents provided in the RFx by selecting each one of them.
10. In order to participate, select the button ‘I want to participate’ (or Reply, depending on the selected menu). For Public RFx, this is a factor in order to submit questions through the tab Communication – Messages (check the deadline of the Messages).
11. When the button ‘I want to participate’ is selected, two new buttons appear on the screen ‘Reject’ and ‘Reply’.
12. You answer the RFx by selecting the ‘Reply’ button.